Adjectives

(a)otic, auricularof or relating to near the ear
(a)auricularrelating to or perceived by or shaped like the organ of hearing“my apprehension of words is auricular; I must hear what I read” (George Santayana), “an auricular confession”, “an auricular appendage”
(a)auricularpertaining to an auricle of the heart“auricular fibrillation”